1643691640806000

Names of 1643691640806000

• Cardinal: 1643691640806000 can be written as One quadrillion, six hundred forty-three trillion, six hundred ninety-one billion, six hundred forty million, eight hundred six thousand.

Scientific notation

• Scientific notation: 1.643691640806 × 10¹⁵

Factors of 1643691640806000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 174477

Divisors of 1643691640806000

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 36 40 45 48 50 54 60 72 75 80 90 100 108 120 125 135 144 150 180 200 216 225 240 250 270 300 360 375 400 432 450 500 540 600 675 720 750 900 1000 1080 1125 1200 1350 1500 1800 2000 2160 2250 2700 3000 3375 3600 4500 5400 6000 6750 9000 10800 13500 18000 27000 54000 174467 348934 523401 697868 872335 1046802 1395736 1570203 1744670 2093604 2617005 2791472 3140406 3489340 4187208 4361675 4710609 5234010 6280812 6978680 7851015 8374416 8723350 9421218 10468020 12561624 13085025 13957360 15702030 17446700 18842436 20936040 21808375 23553045 25123248 26170050 31404060 34893400 37684872 39255075 41872080 43616750 47106090 52340100 62808120 65425125 69786800 75369744 78510150 87233500 94212180 104680200 117765225 125616240 130850250 157020300 174467000 188424360 196275375 209360400 235530450 261700500 314040600 348934000 376848720 392550750 471060900 523401000 588826125 628081200 785101500 942121800 1046802000 1177652250 1570203000 1884243600 2355304500 3140406000 4710609000 9421218000 30438734089 60877468178 91316202267 121754936356 152193670445 182632404534 243509872712 273948606801 304387340890 365264809068 456581011335 487019745424 547897213602 608774681780 730529618136 760968352225 821845820403 913162022670 1095794427204 1217549363560 1369743034005 1461059236272 1521936704450 1643691640806 1826324045340 2191588854408 2282905056675 2435098727120 2739486068010 3043873408900 3287383281612 3652648090680 3804841761125 4109229102015 4383177708816 4565810113350 5478972136020 6087746817800 6574766563224 6848715170025 7305296181360 7609683522250 8218458204030 9131620226700 10957944272040 11414525283375 12175493635600 13149533126448 13697430340050 15219367044500 16436916408060 18263240453400 20546145510075 21915888544080 22829050566750 27394860680100 30438734089000 32873832816120 34243575850125 36526480906800 41092291020150 45658101133500 54789721360200 60877468178000 65747665632240 68487151700250 82184582040300 91316202267000 102730727550375 109579442720400 136974303400500 164369164080600 182632404534000 205461455100750 273948606801000 328738328161200 410922910201500 547897213602000 821845820403000 1643691640806000
• Sum of all divisors σ(n): 5888102471266080
• Sum of proper divisors (its aliquot sum) s(n): 4244410830460080
• 1643691640806000 is an abundant number, because the sum of its proper divisors (4244410830460080) is greater than itself. Its abundance is 2600719189654080

Bases of 1643691640806000

• Binary: 101110101101110110111001000010111101101101001110000₂
• Hexadecimal: 0x5D6EDC85EDA70
• Base-36: G6N1IK2PO0

Squares and roots of 1643691640806000

• 1643691640806000 squared (1643691640806000²) is 2701722210055520524329636000000
• 1643691640806000 cubed (1643691640806000³) is 4440798212448171122993788840052726616000000000
• The square root of 1643691640806000 is 40542467.1277661641
• The cube root of 1643691640806000 is 118015.7893457015

Scales and comparisons

• 1,643,691,640,806,000 seconds is equal to 52,264,309 years, 47 weeks, 15 hours.
• To count from 1 to 1,643,691,640,806,000 would take you about one hundred fifty-six million, seven hundred ninety-two thousand, nine hundred twenty-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1643691640806000 cubic inches would be around 9834.6 feet tall.

Recreational maths with 1643691640806000

• 1643691640806000 backwards is 0006080461963461
• 1643691640806000 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1643691640806000's digits is 54
• More coming soon!